Atmospheric and astrophysical Neutrinos above 1 TeV Interacting in IceCube

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Atmospheric and astrophysical Neutrinos above 1 TeV Interacting in IceCube. / Aartsen, M.G.; Ackermann, M.; Adam, J.; Aguilar, J.A.; Ahlers, M.; Ahrens, M.; Altmann, D.; Anderson, T.; Arlen, T.C.; Arguelles, C.; Koskinen, David Jason; Medici, Morten Ankersen; Sarkar, Subir; Larson, Michael James; Wolf, Michael Marc.

I: Physical Review D (Particles, Fields, Gravitation and Cosmology), Bind 91, 022001, 05.01.2015.

Publikation: Bidrag til tidsskriftTidsskriftartikelfagfællebedømt

Harvard

Aartsen, MG, Ackermann, M, Adam, J, Aguilar, JA, Ahlers, M, Ahrens, M, Altmann, D, Anderson, T, Arlen, TC, Arguelles, C, Koskinen, DJ, Medici, MA, Sarkar, S, Larson, MJ & Wolf, MM 2015, 'Atmospheric and astrophysical Neutrinos above 1 TeV Interacting in IceCube', Physical Review D (Particles, Fields, Gravitation and Cosmology), bind 91, 022001. https://doi.org/10.1103/PhysRevD.91.022001

APA

Aartsen, M. G., Ackermann, M., Adam, J., Aguilar, J. A., Ahlers, M., Ahrens, M., Altmann, D., Anderson, T., Arlen, T. C., Arguelles, C., Koskinen, D. J., Medici, M. A., Sarkar, S., Larson, M. J., & Wolf, M. M. (2015). Atmospheric and astrophysical Neutrinos above 1 TeV Interacting in IceCube. Physical Review D (Particles, Fields, Gravitation and Cosmology), 91, [022001]. https://doi.org/10.1103/PhysRevD.91.022001

Vancouver

Aartsen MG, Ackermann M, Adam J, Aguilar JA, Ahlers M, Ahrens M o.a. Atmospheric and astrophysical Neutrinos above 1 TeV Interacting in IceCube. Physical Review D (Particles, Fields, Gravitation and Cosmology). 2015 jan. 5;91. 022001. https://doi.org/10.1103/PhysRevD.91.022001

Author

Aartsen, M.G. ; Ackermann, M. ; Adam, J. ; Aguilar, J.A. ; Ahlers, M. ; Ahrens, M. ; Altmann, D. ; Anderson, T. ; Arlen, T.C. ; Arguelles, C. ; Koskinen, David Jason ; Medici, Morten Ankersen ; Sarkar, Subir ; Larson, Michael James ; Wolf, Michael Marc. / Atmospheric and astrophysical Neutrinos above 1 TeV Interacting in IceCube. I: Physical Review D (Particles, Fields, Gravitation and Cosmology). 2015 ; Bind 91.

Bibtex

@article{3bca9ffe67e341b9bc5552b4c15f7cee,
title = "Atmospheric and astrophysical Neutrinos above 1 TeV Interacting in IceCube",
abstract = "The IceCube Neutrino Observatory was designed primarily to search for high-energy (TeV-PeV) neutrinos produced in distant astrophysical objects. A search for ≳100  TeV neutrinos interacting inside the instrumented volume has recently provided evidence for an isotropic flux of such neutrinos. At lower energies, IceCube collects large numbers of neutrinos from the weak decays of mesons in cosmic-ray air showers. Here we present the results of a search for neutrino interactions inside IceCube{\textquoteright}s instrumented volume between 1 TeV and 1 PeV in 641 days of data taken from 2010–2012, lowering the energy threshold for neutrinos from the southern sky below 10 TeV for the first time, far below the threshold of the previous high-energy analysis. Astrophysical neutrinos remain the dominant component in the southern sky down to a deposited energy of 10 TeV. From these data we derive new constraints on the diffuse astrophysical neutrino spectrum, Φ_ν=2.06_{-0.3}^{+0.4}×10-18(E_ν/10^5  GeV)^{-2.46±0.12} GeV^-1 cm^−2 sr^−1 s^-1 for 25  TeV<E_ν<1.4  PeV, as well as the strongest upper limit yet on the flux of neutrinos from charmed-meson decay in the atmosphere, 1.52 times the benchmark theoretical prediction used in previous IceCube results at 90% confidence.",
author = "M.G. Aartsen and M. Ackermann and J. Adam and J.A. Aguilar and M. Ahlers and M. Ahrens and D. Altmann and T. Anderson and T.C. Arlen and C. Arguelles and Koskinen, {David Jason} and Medici, {Morten Ankersen} and Subir Sarkar and Larson, {Michael James} and Wolf, {Michael Marc}",
year = "2015",
month = jan,
day = "5",
doi = "10.1103/PhysRevD.91.022001",
language = "English",
volume = "91",
journal = "Physical Review D",
issn = "2470-0010",
publisher = "American Physical Society",

}

RIS

TY - JOUR

T1 - Atmospheric and astrophysical Neutrinos above 1 TeV Interacting in IceCube

AU - Aartsen, M.G.

AU - Ackermann, M.

AU - Adam, J.

AU - Aguilar, J.A.

AU - Ahlers, M.

AU - Ahrens, M.

AU - Altmann, D.

AU - Anderson, T.

AU - Arlen, T.C.

AU - Arguelles, C.

AU - Koskinen, David Jason

AU - Medici, Morten Ankersen

AU - Sarkar, Subir

AU - Larson, Michael James

AU - Wolf, Michael Marc

PY - 2015/1/5

Y1 - 2015/1/5

N2 - The IceCube Neutrino Observatory was designed primarily to search for high-energy (TeV-PeV) neutrinos produced in distant astrophysical objects. A search for ≳100  TeV neutrinos interacting inside the instrumented volume has recently provided evidence for an isotropic flux of such neutrinos. At lower energies, IceCube collects large numbers of neutrinos from the weak decays of mesons in cosmic-ray air showers. Here we present the results of a search for neutrino interactions inside IceCube’s instrumented volume between 1 TeV and 1 PeV in 641 days of data taken from 2010–2012, lowering the energy threshold for neutrinos from the southern sky below 10 TeV for the first time, far below the threshold of the previous high-energy analysis. Astrophysical neutrinos remain the dominant component in the southern sky down to a deposited energy of 10 TeV. From these data we derive new constraints on the diffuse astrophysical neutrino spectrum, Φ_ν=2.06_{-0.3}^{+0.4}×10-18(E_ν/10^5  GeV)^{-2.46±0.12} GeV^-1 cm^−2 sr^−1 s^-1 for 25  TeV<E_ν<1.4  PeV, as well as the strongest upper limit yet on the flux of neutrinos from charmed-meson decay in the atmosphere, 1.52 times the benchmark theoretical prediction used in previous IceCube results at 90% confidence.

AB - The IceCube Neutrino Observatory was designed primarily to search for high-energy (TeV-PeV) neutrinos produced in distant astrophysical objects. A search for ≳100  TeV neutrinos interacting inside the instrumented volume has recently provided evidence for an isotropic flux of such neutrinos. At lower energies, IceCube collects large numbers of neutrinos from the weak decays of mesons in cosmic-ray air showers. Here we present the results of a search for neutrino interactions inside IceCube’s instrumented volume between 1 TeV and 1 PeV in 641 days of data taken from 2010–2012, lowering the energy threshold for neutrinos from the southern sky below 10 TeV for the first time, far below the threshold of the previous high-energy analysis. Astrophysical neutrinos remain the dominant component in the southern sky down to a deposited energy of 10 TeV. From these data we derive new constraints on the diffuse astrophysical neutrino spectrum, Φ_ν=2.06_{-0.3}^{+0.4}×10-18(E_ν/10^5  GeV)^{-2.46±0.12} GeV^-1 cm^−2 sr^−1 s^-1 for 25  TeV<E_ν<1.4  PeV, as well as the strongest upper limit yet on the flux of neutrinos from charmed-meson decay in the atmosphere, 1.52 times the benchmark theoretical prediction used in previous IceCube results at 90% confidence.

U2 - 10.1103/PhysRevD.91.022001

DO - 10.1103/PhysRevD.91.022001

M3 - Journal article

VL - 91

JO - Physical Review D

JF - Physical Review D

SN - 2470-0010

M1 - 022001

ER -

ID: 129933299